Vulnerability Description
When handling the filename directive in the Content-Disposition header, the filename would be truncated if the filename contained a NULL character. This could have led to reflected file download attacks potentially tricking users to install malware. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 112.0 |
| Mozilla | Firefox Esr | < 102.10 |
| Mozilla | Focus | < 112.0 |
| Mozilla | Thunderbird | < 102.10 |
Related Weaknesses (CWE)
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1784348Issue Tracking
- https://www.mozilla.org/security/advisories/mfsa2023-13/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-14/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-15/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1784348Issue Tracking
- https://www.mozilla.org/security/advisories/mfsa2023-13/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-14/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-15/Vendor Advisory
FAQ
What is CVE-2023-29539?
CVE-2023-29539 is a vulnerability with a CVSS score of 8.8 (HIGH). When handling the filename directive in the Content-Disposition header, the filename would be truncated if the filename contained a NULL character. This could have led to reflected file download attac...
How severe is CVE-2023-29539?
CVE-2023-29539 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-29539?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Firefox Esr, Mozilla Focus, Mozilla Thunderbird.